PHY2061 R. D. Field Department of Physics chp32_3.doc University of Florida Vector Multiplication: Dot & Cross Two Vectors:Define two vectors according to rrAAxAyAzBBxByBzxyz=++$$$$. The magnitudes of the vectors is given by rrAAABBB==++++222Dot Product (Scalar Product): The dot product, S, is a scalarand is given by SABABABABABxxyyzz=⋅==++rrrrcosθCross Product (Vector Product): The cross product, rC, is a vectorand is given by rrrCABABABxABAByABABzyzzyxz
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